201090160

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 481576320

約数和(自身を除く): 280486160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 89, 122, 178, 244, 305, 356, 445, 463, 488, 610, 712, 890, 926, 976, 1220, 1424, 1780, 1852, 2315, 2440, 3560, 3704, 4630, 4880, 5429, 7120, 7408, 9260, 10858, 18520, 21716, 27145, 28243, 37040, 41207, 43432, 54290, 56486, 82414, 86864, 108580, 112972, 141215, 164828, 206035, 217160, 225944, 282430, 329656, 412070, 434320, 451888, 564860, 659312, 824140, 1129720, 1648280, 2259440, 2513627, 3296560, 5027254, 10054508, 12568135, 20109016, 25136270, 40218032, 50272540, 100545080, 201090160]

約数ペア:

[(1, 201090160), (2, 100545080), (4, 50272540), (5, 40218032), (8, 25136270), (10, 20109016), (16, 12568135), (20, 10054508), (40, 5027254), (61, 3296560), (80, 2513627), (89, 2259440), (122, 1648280), (178, 1129720), (244, 824140), (305, 659312), (356, 564860), (445, 451888), (463, 434320), (488, 412070), (610, 329656), (712, 282430), (890, 225944), (926, 217160), (976, 206035), (1220, 164828), (1424, 141215), (1780, 112972), (1852, 108580), (2315, 86864), (2440, 82414), (3560, 56486), (3704, 54290), (4630, 43432), (4880, 41207), (5429, 37040), (7120, 28243), (7408, 27145), (9260, 21716), (10858, 18520)]